(3GdEHGfI Yf TQjYI GdaQbI GdfGLjI heLGfHI GdaQb GdePeheI (B/s (3GdcJGH GdKGdK(B.s (3GdQO Ydi GdLgejI(B.s - (3Hf HWI, YHjO Gddg Hf eMeO s 304-387 (3gLQjs; (3GdhGHd, jhSa Hf YHO Gddg Hf jhSas ((3GdQjGV (B:s (3OGQ GdQGjI ddfTQ hGdJhRjY ,s, 1997)
Keywords: (3GdLgejI (B((3aQbI ESdGejI(B)s; (3GdaQb GdESdGejIs